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Finding the Fourth Proportional to 57,523.32, 86,168.34 and 29,763

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Solution

The fourth proportional to 57,523.32, 86,168.34 and 29,763 is: 44,584.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,523.32 : 86,168.34 = 29,763 : x
  2. Step 2: Convert to fraction form
    57,523.32/86,168.34 = 29,763/x
  3. Step 3: Cross multiply
    57,523.32x = 86,168.34 × 29,763
  4. Step 4: Simplify right side
    57,523.32x = 2,564,628,303.42
  5. Step 5: Solve for x
    x = 2,564,628,303.42/57,523.32
  6. Step 6: Final answer
    x = 44,584.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.